diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9e008b2..f710938 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,17 +16,17 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        ghc: ['8.2', '8.4', '8.6', '8.8', '8.10', '9.0', '9.2', '9.4', '9.6', '9.8', '9.10', '9.12']
+        ghc: ['8.2', '8.4', '8.6', '8.8', '8.10', '9.0', '9.2', '9.4', '9.6', '9.8', '9.10', '9.12', '9.14']
         include:
         - os: windows-latest
           ghc: 'latest'
         - os: macOS-latest
           ghc: 'latest'
-        ## Already covered by '9.4'
+        ## Already covered by '9.14'
         # - os: ubuntu-latest
         #   ghc: 'latest'
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - uses: haskell-actions/setup@v2
       id: setup-haskell-cabal
       with:
@@ -34,7 +34,7 @@ jobs:
         ghcup-release-channel: ${{ matrix.ghcup-release-channel }}
     - name: Update cabal package database
       run: cabal update
-    - uses: actions/cache@v4
+    - uses: actions/cache@v5
       name: Cache cabal stuff
       with:
         path: |
diff --git a/primitive.cabal b/primitive.cabal
index 2b569b3..0022644 100644
--- a/primitive.cabal
+++ b/primitive.cabal
@@ -59,7 +59,7 @@ Library
         Data.Primitive.Internal.Operations
         Data.Primitive.Internal.Read
 
-  Build-Depends: base >= 4.10 && < 4.22
+  Build-Depends: base >= 4.10 && < 4.23
                , deepseq >= 1.1 && < 1.6
                , transformers >= 0.5 && < 0.7
                , template-haskell >= 2.11